feat: register snyk doctor extension

[CatalinSnyk]

Pull Request Submission Checklist

• Follows CONTRIBUTING guidelines
• Commit messages
  are release-note ready, emphasizing
  what was changed, not how.
• Includes detailed description of changes
• Contains risk assessment (Low | Medium | High)
• Highlights breaking API changes (if applicable)
• Links to automated tests covering new functionality
• Includes manual testing instructions (if necessary)
• Updates relevant GitBook documentation (PR link: ___)
• Includes product update to be announced in the next stable release notes

What does this PR do?

• Updates GAF to register the snyk doctor command (it's registered under GAF local_workflows)

Where should the reviewer start?

• GAF PR

How should this be manually tested?

• snyk doctor --experimental should be a valid command to use - currently should echo back the contets of a file provided thought --input or though STDIN when the flag is excluded.

What's the product update that needs to be communicated to CLI users?

N/A

[snyk-io]

✅ Snyk checks have passed. No issues have been found so far.

Status	Scan Engine	Critical	High	Medium	Low	Total (0)
✅	Open Source Security	0	0	0	0	0 issues
✅	Licenses	0	0	0	0	0 issues
✅	Code Security	0	0	0	0	0 issues

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